50778205404360 has 128 divisors (see below), whose sum is σ = 184337686897920. Its totient is φ = 10923714772992.

The previous prime is 50778205404359. The next prime is 50778205404503. The reversal of 50778205404360 is 6340450287705.

It is a happy number.

It is a super-2 number, since 2×50778205404360² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1777934089 + ... + 1777962648.

It is an arithmetic number, because the mean of its divisors is an integer number (1440138178890).

Almost surely, 2^{50778205404360} is an apocalyptic number.

It is an amenable number.

50778205404360 is an abundant number, since it is smaller than the sum of its proper divisors (133559481493560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50778205404360 is a wasteful number, since it uses less digits than its factorization.

50778205404360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3555896775 (or 3555896771 counting only the distinct ones).

The product of its (nonzero) digits is 5644800, while the sum is 51.

The spelling of 50778205404360 in words is "fifty trillion, seven hundred seventy-eight billion, two hundred five million, four hundred four thousand, three hundred sixty".